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GeoGebraGeoGebra Classroom

1.1 Checkerboard Borders

Look for a pattern! How can you use that pattern to make a prediction?
Answer the following: How many blue tiles would be needed if the center square is 20 units on each side? What formula can you use with the variable s to calculate the number of blue tiles for any center square length? How many blue tiles are needed if the center square is 100 tiles long?